:root{--color-primary:#4f46e5;--color-primary-light:#6366f1;--color-primary-dark:#4338ca;--color-primary-bg:#eef2ff;--color-accent:#06b6d4;--color-accent-bg:#ecfeff;--color-success:#059669;--color-success-bg:#ecfdf5;--color-danger:#dc2626;--color-danger-bg:#fef2f2;--color-warning:#d97706;--color-warning-bg:#fffbeb;--color-pink:#be185d;--color-pink-bg:#fdf2f8;--color-text:#0f172a;--color-text-secondary:#475569;--color-text-muted:#94a3b8;--color-border:#e2e8f0;--color-border-light:#f1f5f9;--color-bg:#f8fafc;--color-surface:#fff;--color-surface-hover:#fafbfc;--shadow-sm:0 1px 2px #0000000a;--shadow-md:0 4px 16px #0000000f;--shadow-lg:0 8px 32px #00000014;--shadow-xl:0 16px 48px #0000001a;--shadow-primary:0 4px 16px #4f46e540;--shadow-card-hover:0 12px 36px #0000001a;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-full:999px;--ease-out:cubic-bezier(.16, 1, .3, 1);--ease-in-out:cubic-bezier(.65, 0, .35, 1);--duration-fast:.15s;--duration-normal:.25s;--duration-slow:.4s;color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f1f5f9;background-image:radial-gradient(80% 60% at 20% 10%,#4f46e50a 0%,#0000 60%),radial-gradient(60% 50% at 80% 90%,#06b6d40a 0%,#0000 60%),radial-gradient(50% 40%,#6366f105 0%,#0000 70%);background-position:0 0;background-repeat:repeat;background-size:auto;background-attachment:fixed;background-origin:padding-box;background-clip:border-box;font-family:PingFang SC,Microsoft YaHei UI,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6}*{box-sizing:border-box}body{min-height:100vh;margin:0}.app{max-width:1400px;margin:0 auto;padding:36px 32px 64px}header{text-align:center;padding:32px 0 40px;position:relative}header:after{content:"";border-radius:var(--radius-full);background:linear-gradient(90deg, var(--color-primary), var(--color-accent));width:80px;height:3px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}header h1{background:linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 40%, var(--color-accent) 100%);-webkit-text-fill-color:transparent;letter-spacing:-1px;-webkit-background-clip:text;background-clip:text;margin:0;font-size:38px;font-weight:800;line-height:1.3}header p{color:var(--color-text-secondary);margin:14px 0 0;font-size:15px;font-weight:400}.clear-data-btn{border-radius:var(--radius-sm);color:#dc2626;cursor:pointer;transition:all var(--duration-fast) var(--ease-out);vertical-align:middle;background:#fef2f2;border:1px solid #fca5a5;margin-left:14px;padding:4px 14px;font-family:inherit;font-size:13px;font-weight:600;display:inline-block}.clear-data-btn:hover{background:#fee2e2;border-color:#dc2626}.platform-tabs{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:24px;margin-bottom:8px;display:grid}.platform-tabs button{border-radius:var(--radius-lg);background:var(--color-surface);color:var(--color-text-secondary);text-align:left;cursor:pointer;transition:border-color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), transform var(--duration-normal) var(--ease-out), background var(--duration-normal) var(--ease-out);box-shadow:var(--shadow-sm);border:2px solid #0000;align-items:center;gap:16px;padding:20px 24px;display:flex;position:relative;overflow:hidden}.platform-tabs button:before{content:"";opacity:0;transition:opacity var(--duration-normal) var(--ease-out);border-radius:inherit;position:absolute;inset:0}.platform-tabs button:first-child:before{background:linear-gradient(135deg,#4f46e50a 0%,#6366f105 100%)}.platform-tabs button:last-child:before{background:linear-gradient(135deg,#06b6d40a 0%,#22d3ee05 100%)}.platform-tabs button:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.platform-tabs button:hover:before{opacity:1}.platform-tabs button.active{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.platform-tabs button.active:before{opacity:1}.platform-tabs button:first-child.active{border-color:var(--color-primary);background:linear-gradient(135deg,#eef2ff 0%,#e0e7ff 100%)}.platform-tabs button:last-child.active{border-color:var(--color-accent);background:linear-gradient(135deg,#ecfeff 0%,#cffafe 100%)}.platform-tabs strong{z-index:1;font-size:17px;font-weight:700;display:block;position:relative}.platform-tabs button:first-child.active strong{color:var(--color-primary-dark)}.platform-tabs button:last-child.active strong{color:#0e7490}.platform-tabs .platform-tab-content span{color:var(--color-text-muted);z-index:1;margin-top:4px;font-size:13px;display:block;position:relative}.platform-emoji{z-index:1;transition:transform var(--duration-normal) var(--ease-out);flex-shrink:0;font-size:32px;line-height:1;position:relative}.platform-tabs button:hover .platform-emoji{transform:scale(1.15)}.active-dot{background:var(--color-primary);border-radius:50%;width:10px;height:10px;animation:2s ease-in-out infinite pulse-dot;position:absolute;top:16px;right:16px;box-shadow:0 0 0 4px #4f46e526}.platform-tabs button:last-child .active-dot{background:var(--color-accent);box-shadow:0 0 0 4px #06b6d426}@keyframes pulse-dot{0%,to{box-shadow:0 0 0 4px #4f46e526}50%{box-shadow:0 0 0 8px #4f46e50d}}.top-row{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin:24px 0;padding:16px 20px;display:flex}.top-row>label{color:var(--color-text-secondary);align-items:center;gap:10px;font-size:14px;font-weight:600;display:inline-flex}input[type=month],input[type=number]{border:2px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);transition:all var(--duration-fast) var(--ease-out);padding:10px 14px;font-family:inherit;font-size:14px}input[type=month]:hover,input[type=number]:hover{border-color:#cbd5e1}input[type=month]:focus,input[type=number]:focus{border-color:var(--color-primary);background:var(--color-surface);outline:none;box-shadow:0 0 0 4px #4f46e514}.export-controls{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.export-mode-selector{background:var(--color-bg);border-radius:var(--radius-full);border:1px solid var(--color-border);gap:18px;padding:6px 16px;display:flex}.export-mode-selector label{cursor:pointer;color:var(--color-text-secondary);transition:color var(--duration-fast) var(--ease-out);align-items:center;gap:6px;font-size:13px;font-weight:500;display:inline-flex}.export-mode-selector label:has(input:checked){color:var(--color-primary)}.export-mode-selector 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var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text-secondary);cursor:pointer;transition:all var(--duration-normal) var(--ease-out);align-items:center;gap:8px;padding:9px 20px;font-family:inherit;font-size:14px;font-weight:600;display:inline-flex}.secondary-action:hover:not(:disabled){border-color:var(--color-primary-light);color:var(--color-primary);background:var(--color-primary-bg);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.secondary-action:active:not(:disabled){transform:translateY(0)}.secondary-action:disabled{cursor:wait;opacity:.65}.file-picker{border-radius:var(--radius-md);cursor:pointer;background:var(--color-primary-bg);color:var(--color-primary);transition:all var(--duration-normal) var(--ease-out);border:2px dashed #c7d2fe;justify-content:center;align-items:center;gap:6px;padding:9px 18px;font-size:13px;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.file-picker:hover{border-color:var(--color-primary-light);box-shadow:var(--shadow-sm);background:linear-gradient(135deg,#e0e7ff 0%,#c7d2fe 100%);transform:translateY(-1px)}.file-picker input{display:none}.file-list{flex-wrap:wrap;gap:6px;margin-bottom:10px;display:flex}.file-list span{border-radius:var(--radius-full);color:#3730a3;background:linear-gradient(135deg,#eef2ff 0%,#e0e7ff 100%);padding:4px 12px;font-size:12px;font-weight:500}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);transition:box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out);padding:24px}.panel:hover{box-shadow:var(--shadow-md);border-color:#d4d8e0}.panel h2{color:var(--color-text);letter-spacing:-.2px;margin:0 0 16px;font-size:17px;font-weight:700}.panel-title-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.panel-title-row h2{margin:0}.mapping-details{margin-top:10px}.mapping-details summary{cursor:pointer;color:var(--color-primary);transition:color var(--duration-fast) var(--ease-out);padding:4px 0;font-size:13px;font-weight:700}.mapping-details summary:hover{color:var(--color-primary-dark)}.meta{color:var(--color-text-muted);margin:10px 0;font-size:13px}.form-row{justify-content:space-between;align-items:center;gap:12px;margin-top:10px;display:flex}.form-row span{color:var(--color-text-secondary);white-space:nowrap;font-size:13px;font-weight:500}.form-row select{border:2px solid var(--color-border);border-radius:var(--radius-md);min-width:0;color:var(--color-text);background:var(--color-bg);cursor:pointer;transition:all var(--duration-fast) var(--ease-out);flex:1;padding:9px 12px;font-family:inherit;font-size:13px}.form-row select:hover{border-color:#cbd5e1}.form-row select:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 4px #4f46e514}.hint{color:var(--color-text-muted);margin-top:10px;font-size:12px;font-style:italic}.status-panel{margin-top:20px}.rule-list-wrapper{margin-bottom:18px}.rules-toggle,.expand-btn{color:var(--color-text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--duration-fast) var(--ease-out);background:0 0;border:none;align-items:center;gap:6px;padding:5px 10px;font-family:inherit;font-size:13px;font-weight:500;display:inline-flex}.rules-toggle:hover,.expand-btn:hover{color:var(--color-primary);background:var(--color-primary-bg)}.toggle-icon,.expand-icon{transition:transform var(--duration-normal) var(--ease-out);font-size:10px}.rule-list{color:var(--color-text-secondary);background:var(--color-bg);border-radius:var(--radius-md);border:1px solid var(--color-border-light);gap:6px;margin-top:10px;padding:14px 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input{width:140px}.result{gap:16px;margin-top:24px;display:grid}.result-4{grid-template-columns:repeat(4,minmax(0,1fr))}.result-item{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);transition:all var(--duration-normal) var(--ease-out);padding:24px 20px;position:relative;overflow:hidden}.result-item:before{content:"";border-radius:var(--radius-xl) var(--radius-xl) 0 0;height:4px;position:absolute;top:0;left:0;right:0}.result-item:first-child:before{background:linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%)}.result-item:nth-child(2):before{background:linear-gradient(90deg,#f59e0b 0%,#f97316 100%)}.result-item:nth-child(3):before{background:linear-gradient(90deg,#059669 0%,#10b981 100%)}.result-item:nth-child(4):before{background:linear-gradient(90deg,#8b5cf6 0%,#a78bfa 100%)}.result-item:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}.result-item span{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px;font-size:13px;font-weight:500;display:block}.result-item strong{color:var(--color-text);letter-spacing:-1px;margin-top:10px;font-size:32px;font-weight:800;line-height:1.2;display:block}.result-item small{color:var(--color-text-muted);margin-top:8px;font-size:12px;display:block}.profit.up strong{color:var(--color-success)}.profit.down strong{color:var(--color-danger)}.collapsible-note{margin-top:8px}.note-content{background:var(--color-bg);border-radius:var(--radius-md);color:var(--color-text-secondary);border:1px solid var(--color-border-light);flex-direction:column;gap:5px;margin-top:10px;padding:14px 16px;font-size:13px;display:flex}.list-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:20px;display:grid}.list-panel{padding-bottom:14px}.full-width{grid-column:1/-1}.list-table-wrap{border:1px solid var(--color-border);border-radius:var(--radius-md);scrollbar-width:thin;scrollbar-color:#cbd5e1 transparent;max-height:440px;margin-top:10px;overflow:auto}.list-table-wrap::-webkit-scrollbar{width:6px;height:6px}.list-table-wrap::-webkit-scrollbar-thumb{border-radius:var(--radius-full);background:#cbd5e1}.list-table-wrap::-webkit-scrollbar-track{background:0 0}.list-table{border-collapse:collapse;width:100%;font-size:13px}.list-table th,.list-table td{border-bottom:1px solid var(--color-border-light);text-align:left;vertical-align:middle;padding:11px 14px}.list-table th{color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.3px;z-index:1;background:#f8fafc;font-size:12px;font-weight:600;position:sticky;top:0}.list-table tbody tr{transition:background var(--duration-fast) var(--ease-out)}.list-table tbody tr:hover{background:#f8fafc}.empty-row{text-align:center;color:var(--color-text-muted);padding:24px;font-size:14px}.refund-input{border:2px solid var(--color-border);border-radius:var(--radius-sm);width:100px;transition:all var(--duration-fast) var(--ease-out);padding:7px 10px;font-family:inherit;font-size:13px}.refund-input:hover{border-color:#cbd5e1}.refund-input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 4px #4f46e514}.refund-input:disabled{background:var(--color-bg);border-color:var(--color-border-light);color:var(--color-text-muted)}.refund-card{background:linear-gradient(135deg,#fffbfb 0%,#fff5f5 100%);border-color:#fecaca}.refund-card h2{color:#b91c1c}.refund-summary{color:var(--color-text-muted);font-size:13px;font-weight:500}.refund-col-header{color:#b91c1c}.refund-input-prominent{border-radius:var(--radius-sm);color:#b91c1c;width:110px;transition:all var(--duration-fast) var(--ease-out);background:#fffbfb;border:2px solid #fecaca;padding:7px 10px;font-family:inherit;font-size:13px;font-weight:600}.refund-input-prominent:hover{border-color:#fca5a5}.refund-input-prominent:focus{border-color:#dc2626;outline:none;box-shadow:0 0 0 4px #dc262614}.profit-positive{color:var(--color-success);font-weight:600}.profit-negative{color:var(--color-danger);font-weight:600}.return-check-cell{text-align:center}.return-check-label{cursor:pointer;align-items:center;gap:6px;display:inline-flex}.return-checkbox{accent-color:#dc2626;cursor:pointer;width:18px;height:18px}.return-check-text{color:#b91c1c;font-size:12px;font-weight:600}.return-fee-cell{text-align:center}.return-fee-value{color:#dc2626;font-size:13px;font-weight:600}.copy-btn{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text-secondary);cursor:pointer;transition:all var(--duration-fast) var(--ease-out);white-space:nowrap;align-items:center;gap:4px;padding:6px 14px;font-family:inherit;font-size:12px;font-weight:600;display:inline-flex}.copy-btn:hover{border-color:var(--color-primary-light);color:var(--color-primary);background:var(--color-primary-bg)}.copy-btn:active{transform:scale(.97)}.refund-actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.import-btn{border-radius:var(--radius-sm);color:#b91c1c;cursor:pointer;transition:all var(--duration-fast) var(--ease-out);white-space:nowrap;background:#fffbfb;border:1px dashed #fca5a5;align-items:center;gap:4px;padding:6px 14px;font-family:inherit;font-size:12px;font-weight:600;display:inline-flex}.import-btn:hover{background:#fef2f2;border-color:#dc2626}.after-sales-chip{border-radius:var(--radius-full);padding:3px 10px;font-size:11px;font-weight:600;display:inline-block}.after-return{color:#b91c1c;background:#fee2e2}.after-refund{color:#1e40af;background:#dbeafe}.row-refund{background:#eff6ff!important}.row-refund:hover{background:#dbeafe!important}.after-other{color:#b45309;background:#fef3c7}.after-sales-none{color:var(--color-text-muted)}.status-category{border-radius:var(--radius-full);letter-spacing:.2px;align-items:center;padding:4px 12px;font-size:12px;font-weight:700;display:inline-flex}.status-chip-wrap{flex-wrap:wrap;gap:5px;display:flex}.status-chip{border-radius:var(--radius-full);letter-spacing:.2px;transition:transform var(--duration-fast) var(--ease-out);align-items:center;padding:3px 10px;font-size:11px;font-weight:600;display:inline-flex}.status-chip:hover{transform:scale(1.05)}.status-chip-invalid{color:#b91c1c;background:#fee2e2}.status-chip-pending{color:#b45309;background:#fef3c7}.status-chip-refund{color:#be185d;background:#fce7f3}.status-chip-received{color:#065f46;background:#d1fae5}.status-chip-shipped{color:#1e40af;background:#dbeafe}.status-chip-other{color:#64748b;background:#f1f5f9}.error{background:var(--color-danger-bg);border-radius:var(--radius-md);color:var(--color-danger);border:1px solid #fecaca;align-items:center;gap:8px;margin-top:20px;padding:16px 20px;font-size:14px;font-weight:500;display:flex}.error:before{content:"⚠";font-size:16px}.report-export{color:#1a1f36;pointer-events:none;z-index:-1;background:#fff;width:1000px;padding:40px 48px 48px;font-family:PingFang SC,Microsoft YaHei,sans-serif;font-size:13px;line-height:1.6;position:fixed;top:0;left:-10000px}.report-export *{box-sizing:border-box}.report-export table{table-layout:fixed}.report-export th,.report-export td{word-break:break-all;overflow-wrap:break-word}.report-header{text-align:center;border-bottom:3px double #d1d5db;margin-bottom:24px;padding-bottom:20px}.report-title-row{justify-content:center;align-items:center;gap:10px;display:flex}.report-header h1{color:#000;background:0 0;margin:0;font-size:26px;font-weight:700}.combined-badge{color:#4f46e5;vertical-align:middle;border:1px solid #4f46e5;border-radius:20px;padding:2px 10px;font-size:11px;font-weight:600;display:inline-block}.report-subtitle{color:#6b7280;margin:10px 0 0;font-size:13px}.report-metrics-main{grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px;display:grid}.report-metric{text-align:center;background:#f9fafb;border:1px solid #e5e7eb;border-radius:8px;padding:16px 14px}.report-metric.highlight{background:#eef2ff;border-color:#4f46e5}.report-metric span{color:#6b7280;font-size:12px;font-weight:500;display:block}.report-metric strong{color:#111827;margin-top:6px;font-size:20px;font-weight:700;display:block}.report-metric.highlight strong{color:#4338ca}.platforms-container{grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px;display:grid}.platform-section{background:#fafbfc;border:1px solid #e5e7eb;border-radius:8px;padding:18px 20px}.platform-header{border-bottom:1px solid #e5e7eb;justify-content:space-between;align-items:center;margin-bottom:14px;padding-bottom:10px;display:flex}.platform-header h2{color:#1e293b;margin:0;font-size:17px;font-weight:700}.platform-badge{color:#3730a3;background:#e0e7ff;border-radius:20px;padding:3px 10px;font-size:11px;font-weight:600}.platform-summary{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px;display:grid}.summary-item{text-align:center;background:#fff;border:1px solid #e5e7eb;border-radius:6px;padding:12px 10px}.summary-item span{color:#6b7280;margin-bottom:4px;font-size:11px;display:block}.summary-item strong{color:#111827;font-size:16px;font-weight:700}.summary-item.profit strong.positive{color:#059669}.summary-item.profit strong.negative{color:#dc2626}.cost-breakdown{margin-bottom:12px}.breakdown-table{border-collapse:collapse;width:100%;font-size:12px}.breakdown-table td{color:#374151;padding:5px 0}.breakdown-table td:first-child{width:50%}.breakdown-table td.amount{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}.breakdown-table td.amount.refund{color:#dc2626}.breakdown-table .total-row td{border-top:1px solid #d1d5db;margin-top:4px;padding-top:8px;font-size:13px;font-weight:700}.file-source{border-top:1px dashed #d1d5db;padding-top:10px;font-size:12px}.source-label{color:#6b7280}.source-value{color:#374151;font-weight:500}.note{border-radius:4px;margin-top:6px;padding:4px 8px;font-size:11px;font-weight:500}.note.invalid{color:#dc2626;background:#fef2f2}.note.pending{color:#b45309;background:#fef3c7}.report-section{background:#fafbfc;border:1px solid #e5e7eb;border-radius:8px;margin-top:20px;padding:18px 20px}.report-section h2{color:#1e293b;border-bottom:1px solid #e5e7eb;margin:0 0 12px;padding-bottom:8px;font-size:15px;font-weight:700}.report-table{border-collapse:collapse;width:100%;font-size:12px}.report-table th,.report-table td{text-align:left;border:1px solid #e5e7eb;padding:8px 12px}.report-table th{color:#374151;background:#f3f4f6;width:120px;font-weight:600}.report-table td{text-align:right;font-variant-numeric:tabular-nums;font-weight:500}.summary-table{border-collapse:collapse;width:100%;font-size:13px}.summary-table th,.summary-table td{text-align:center;border:1px solid #e5e7eb;padding:10px 14px}.summary-table th{color:#374151;background:#f3f4f6;font-size:12px;font-weight:600}.summary-table .positive{color:#059669;font-weight:700}.summary-table .negative{color:#dc2626;font-weight:700}.summary-table .total-row{background:#eef2ff}.summary-table .total-row td{font-size:14px;font-weight:700}.summary-table 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button:nth-child(2){animation-delay:50ms}.top-row{animation:fadeInUp .5s var(--ease-out) .1s both}.grid{animation:fadeInUp .5s var(--ease-out) .15s both}.status-panel{animation:fadeInUp .5s var(--ease-out) .2s both}.result{animation:fadeInUp .5s var(--ease-out) .25s both}.result-item:first-child{animation-delay:.25s}.result-item:nth-child(2){animation-delay:.3s}.result-item:nth-child(3){animation-delay:.35s}.result-item:nth-child(4){animation-delay:.4s}.list-grid{animation:fadeInUp .5s var(--ease-out) .3s both}header{animation:fadeIn .6s var(--ease-out) both}@media (width<=900px){.app{padding:20px 16px 40px}header h1{font-size:28px}.grid,.result-4,.list-grid{grid-template-columns:1fr}.result-item strong{font-size:26px}.top-row,.export-controls{flex-direction:column;align-items:stretch}.export-mode-selector,.primary-action{justify-content:center}.status-controls{flex-direction:column}.status-controls input{width:100%}}@media (width<=640px){header h1{font-size:24px}.platform-tabs{grid-template-columns:1fr}.result-item{padding:18px 16px}.result-item strong{font-size:22px}}